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Finding the Fourth Proportional to 584.42, 875.27 and 352.79

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Solution

The fourth proportional to 584.42, 875.27 and 352.79 is: 528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.42 : 875.27 = 352.79 : x
  2. Step 2: Convert to fraction form
    584.42/875.27 = 352.79/x
  3. Step 3: Cross multiply
    584.42x = 875.27 × 352.79
  4. Step 4: Simplify right side
    584.42x = 308,786.29
  5. Step 5: Solve for x
    x = 308,786.29/584.42
  6. Step 6: Final answer
    x = 528.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.